Disk Prices vs EZGrader

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Disk Prices compared with EZGrader
Detail	Disk Prices	EZGrader
What it does	Compare HDD and SSD prices with full specifications and price per terabyte in the US	Free grading calculator and printable chart for teachers
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Free	Free
Pricing	Not given	Not given
Key features	Customizable columns for specifications like RPM, CMR/SMR, IOPS, TBW, and warranty Price per TB and price per GB calculations for fair capacity comparison Full-parameter comparison table with 50+ specifications per drive	Three grading scales (standard, strict, lenient) Printable grading charts Half-point deductions GPA points column CSV export for spreadsheets Up to 200 questions Offline functionality No data collection
What makes it different	Includes 50+ specifications from manufacturer documentation, not just price and product name Critical fields like capacity, media type, and CMR/SMR recording type are manually verified for accuracy Community-maintained workspace where edits are reviewed and shared with all users	Instant calculation with no manual math required Privacy-first design with no student data storage Built specifically for teachers' workflow
Community votes	1	0
DR (Domain Rating by Ahrefs)	25 −1 (down) since last check	1 no change since last check
Trust Flow (Majestic)	8	1
Citation Flow (Majestic)	28	20
Referring domains (Majestic)	116	4

4 details filled in for both companies.